| 时间 | 值 （%） | 世界排名 |
|---|---|---|
| 2016 | 52.98 | 10 |
| 2015 | 53.007 | 9 |
| 2014 | 53.049 | 9 |
| 2013 | 53.104 | 9 |
| 2012 | 53.159 | 9 |
| 2011 | 53.198 | 9 |
| 2010 | 53.208 | 8 |
| 2009 | 53.183 | 8 |
| 2008 | 53.128 | 8 |
| 2007 | 53.061 | 8 |
| 2006 | 53.006 | 8 |
| 2005 | 52.977 | 8 |
| 2004 | 52.979 | 8 |
| 2003 | 53.004 | 8 |
| 2002 | 53.037 | 8 |
| 2001 | 53.06 | 8 |
| 2000 | 53.058 | 7 |
| 1999 | 53.034 | 7 |
| 1998 | 52.988 | 7 |
| 1997 | 52.912 | 7 |
| 1996 | 52.794 | 7 |
| 1995 | 52.631 | 8 |
| 1994 | 52.421 | 9 |
| 1993 | 52.178 | 12 |
| 1992 | 51.931 | 15 |
| 1991 | 51.71 | 17 |
| 1990 | 51.534 | 22 |
| 1989 | 51.402 | 29 |
| 1988 | 51.307 | 34 |
| 1987 | 51.245 | 38 |
| 1986 | 51.206 | 40 |